External English (BSA) threaded bottom bracket for 73mm shells. We use only Enduro bearings and silicone seals for the most durable and smoothest bottom brackets available. Fully serviceable.
Includes:
Color | Black |
---|
Compatible with the following Bottom Bracket Standards:
Compatible with the following cranksets with 24mm spindle diameter:
ABEC-3 Bearings
High precision balls are within 10/1,000,000″ round, twice as round as the industry standard, at it’s highest level.
Vacuum de-gassed process for the purest chromium alloy steel, hardened to R-62, extremely tough and very durable. Polished to a mirror finish for ABEC-3 precision and noiseless movement.
Riveted Steel Retainer for toughness, ABEC-3 tolerances and noise tested, C-3 or C-N Internal Clearance
Installation & Removal
Bearing Service
OR |